[squeak-dev] Re: Squeak 3.9 alpha image wanted

Matthias Berth matthias.berth at googlemail.com
Thu May 1 19:04:52 UTC 2008


I've found Squeak3.9a-6678.zip on
ftp://st.cs.uiuc.edu/pub/Smalltalk/Squeak/3.9alpha :)

On Thu, May 1, 2008 at 7:51 PM, nice <ncellier at ifrance.com> wrote:
> nice wrote:
>
> > Even a simple
> >
> >    MessageTally spyOn: [Transcript cr; show:'hello'].
> >
> > exhibits a factor 2x slowdown between 3.8 and 3.10
> >
> > Nicolas
> >
> >
>
>  And the main difference lies in the drawing of the container, not the
> contents as you can test it:
>
>  Smalltalk garbageCollect.
>  theTranscriptWindow := SystemWindow allInstances detect: [:e | e label =
> 'Transcript']. "(I know, bad code, but cannot remember correct API)"
>
>  Time millisecondsToRun: [theTranscriptWindow drawDropShadowOn: World
> canvas].
>         => 4 36
>  Time millisecondsToRun: [World canvas drawMorph: theTranscriptWindow ].
>         => 4 21
>  Time millisecondsToRun: [theTranscriptWindow drawSubmorphsOn: World
> canvas].
>         => 18 11
>
>  Scores are given in 3.8 and 3.9/3.10 (where they are dependent on
> theTranscriptWindow bounds extent).
>  Notice the transparency and background gradient in 3.9/3.10...
>
>  Don't know how this connects to number of opened Browsers seriously
> impacting speed, but maybe that's a clue...
>
>
>
>  Nicolas
>
>
> >
> > Matthias Berth wrote:
> >
> > > Hello,
> > >
> > >
> > > can anyone tell me were to find the earliest available 3.9 alpha image?
> > >
> > > I want to identify the cause of the slowdown of browsers when you have
> > > many of them opened.
> > >
> > >
> http://article.gmane.org/gmane.comp.lang.smalltalk.squeak.general/108359
> > >
> > > I am using the benchmark from Andreas. So far I see the problem in the
> > > current squeak-dev 3.9.1, Squeak3.9b-7029.image. Browser speed is OK
> > > in Squeak3.8-6665.image (Squeak3.8-6665-basic.zip).
> > >
> > > Cheers
> > >
> > > Matthias
> > >
> > >
> >
>
>
>
>



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